Sony XM-ZR604 Car Stereo Manual

The Sony XM-ZR604 is a high-performance car stereo featuring AM/FM tuner, CD player, MP3/WMA playback, front AUX input, USB port for audio playback and device charging, 4x50W MOSFET power output, customizable EQ with preset sound fields (ROCK, POP, JAZZ, etc.), detachable faceplate security, wireless remote control, and steering wheel control compatibility. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Connecting Devices 7. Playing Media 8. Security Features 9. Care & Maintenance 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Main unit with detachable faceplate, Wireless Remote Control, Wiring harness, Mounting sleeve, User manual.

FeatureDescription
AM/FM Tuner30 station presets (18 FM, 12 AM) with seek/scan
CD PlayerPlays CD, CD-R, CD-RW, MP3, WMA formats
USB PortFor USB flash drives and charging compatible devices
AUX Input3.5mm front panel jack for external audio sources
MOSFET Power4 x 50W high power output
EQ & Sound Fields5-band equalizer with preset sound modes
Detachable FaceplateSecurity feature to prevent theft
Wireless RemoteFull function remote control included
Steering Wheel ControlCompatible with optional interface adapter
DisplayMulti-color fluorescent display with dimmer

Installation

Unpack and verify all components. Ensure vehicle battery is disconnected before installation.

  1. Prepare dashboard: Remove existing stereo and disconnect wiring harness.
  2. Connect wiring: Match colors of vehicle harness to Sony harness (red-ignition, yellow-battery, black-ground).
  3. Connect speakers: Ensure proper polarity (positive/negative) for each channel.
  4. Mount unit: Slide mounting sleeve into dashboard, secure with bent tabs, then insert main unit.
  5. Reconnect battery and test functions.

WARNING! Disconnect negative battery terminal before installation to prevent short circuits. Secure all wiring away from moving parts.

First-Time Setup

After installation, power on the unit and configure initial settings.

  1. Set clock: Press and hold CLOCK button, use tuning knob to set time.
  2. Program radio stations: Tune to desired station, press and hold preset button (1-6) for 2 seconds.
  3. Adjust sound: Use EQ button to select preset sound field or customize 5-band equalizer.
  4. Set display dimmer: Press DIMMER button to adjust display brightness for day/night.
  5. Configure AUX/USB: Connect device, press SOURCE to select input.

CAUTION! Ensure faceplate is securely attached during operation. Do not operate while driving until familiar with controls.

Specifications

Controls and Settings

Front Panel: POWER/VOLUME knob, SOURCE button, BAND button, EQ button, AUX/USB port, detachable faceplate release.

Remote: POWER, VOLUME UP/DOWN, MUTE, SOURCE, PRESET, SEEK, PLAY/PAUSE, NUMBER buttons.

Audio Settings: EQ (ROCK, POP, JAZZ, CUSTOM, etc.), Bass/Treble, Loudness, Fader/Balance. Radio: Manual/seek tuning, preset memory, local/distance reception. Display: Dimmer settings, clock display. System: Reset to factory defaults, beep on/off.

Connecting Devices

USB: Connect flash drive or compatible device for audio playback. AUX: 3.5mm cable from portable player to front jack.

  1. Turn off unit before connecting devices.
  2. For USB: Insert flash drive directly into port.
  3. For AUX: Connect cable to front panel jack and external device.
  4. Press SOURCE repeatedly to select USB or AUX mode.

Tip: Use high-quality USB drives formatted FAT32 for best compatibility. Do not force connectors.

Playing Media

Supports CD, USB, and AUX audio playback.

  1. Insert CD: Press EJECT button, place disc label-up, gently push to load.
  2. USB playback: Insert USB device, unit will automatically read and begin playback.
  3. Navigation: Use SEEK buttons or tuning knob to skip tracks/folders.
  4. Play modes: Press P.MODE for repeat (one/all/random) playback.
  5. Fast forward/rewind: Press and hold SEEK buttons during playback.
  6. MP3/WMA navigation: Use folder up/down buttons to navigate directories.
  7. Pause: Press PLAY/PAUSE during playback.
  8. Eject: Press EJECT button to remove CD.

WARNING! Do not insert damaged or irregular-shaped discs. Remove USB devices properly by stopping playback first.

Security Features

Detachable Faceplate: Press release button, slide faceplate off for security. Security Code: Optional 4-digit code can be set to deter theft (default 0000).

Care & Maintenance

Clean faceplate with soft, dry cloth only. Avoid chemicals or abrasive materials. Keep discs clean and free of scratches.

CAUTION! Do not use solvents or spray cleaners. Store faceplate in protective case when detached.

Regulatory Information

FCC Part 15: Class B digital device compliant. This device complies with Part 15 of FCC Rules. Copyright © Sony Corporation. All rights reserved. Sony and the Sony logo are trademarks of Sony Corporation. For support, visit www.sony.com/audio or contact Sony Customer Service at 1-800-222-7669.

Troubleshooting

SymptomPossible CauseCorrective Action
No powerWiring/connectionsCheck fuse, battery connections, and wiring harness.
No sound from speakersSpeaker wiringVerify speaker connections and polarity. Check fader/balance settings.
CD not playingDisc format/damageEnsure disc is compatible format (CD-R/RW, MP3). Clean disc surface.
USB not recognizedFormat/compatibilityReformat USB to FAT32. Try different USB device.
Radio poor receptionAntenna connectionEnsure antenna cable is securely connected. Extend antenna fully.
Remote not workingBatteries/obstructionReplace batteries. Ensure clear line of sight to front panel.

Reset: Press and hold POWER button while turning ignition on to reset unit (if supported).

Service: 1-800-222-7669; www.sony.com/audio

Sony XM-ZR604 Car Stereo Manual © - All Rights Reserved 2025